Tailem Bend Battery Project
Tailem Bend Battery Project battery storage overview.
The Tailem Bend II battery is the operating energy storage installation within Vena Energy’s second Tailem Bend hybrid project in South Australia. It entered full commercial operation in December 2024 and uses CATL lithium-ion batteries, Power Electronics inverters and Doosan control technology. The battery shares the hybrid project’s grid connection through ElectraNet’s Coorong 2 substation.In OperationAustralia
At a Glance
Consented capacity
41.5 MWEnergy storage
41.4 MWhStorage duration
1 hourStorage type
Co Located RenewableOwners
Tailem Bend II Holding Company Pty Ltd +3 moreOperator
Data coming soonCountry
AustraliaLocation
-35.266°, 139.478°Website
Official project pageOwnership
4 records| Share | Organisation | Role | Details | Period |
|---|---|---|---|---|
| Unknown | Indirect Parent | The 2022 licence application identifies this company, as trustee of the holding trust, as holder of the project-company shares and project-trust units. | Current / not dated | |
| Unknown | Owner Operator | The generation licence names Tailem Bend II Project Company Pty Ltd as trustee of the Tailem Bend II Project Trust for the solar and battery installation. | Current / not dated | |
| Unknown |  | Owner Developer Operator | Vena Energy identifies Tailem Bend II as its developed and operating solar and battery hybrid project. | Current / not dated |
| Unknown | Indirect Parent | The 2022 licence application identifies the Singapore company as holder of the Australian holding-company shares and holding-trust units. | Current / not dated |
Organisations
11 recordsOrganisations recorded as working on this asset or its project, and their role.
| Organisation | Role | Details |
|---|---|---|
| Lithium-ion battery module manufacturerEquipment Supply | Doosan’s completed-project account identifies CATL lithium-ion batteries in the Tailem Bend II installation. | |
| Battery engineering and systems integrationEpc Balance Of Plant | Delivered engineering and systems integration for the operating Tailem Bend II battery alongside its Doosan project partner. | |
| Battery engineering and systems integrationEpc Balance Of Plant | Delivered engineering and systems integration for the operating Tailem Bend II battery alongside its Doosan project partner. | |
| Transmission network connectionGrid And Transmission | The hybrid project connects to ElectraNet’s transmission network through the Coorong 2 substation. | |
| Hybrid grid connection studiesGrid Connection | Completed grid connection studies during 2019–2021 for the Tailem Bend II solar and battery hybrid project. | |
| Battery inverter manufacturerEquipment Supply | Doosan’s completed-project account identifies Power Electronics inverters at Tailem Bend II. | |
| Historical project holding structureDevelopment And Sponsor Context | The 2022 application describes the company’s trustee role in the project-company and project-trust ownership structure. | |
| Licensed project trusteeOwner Operator | Licensed trustee company for the Tailem Bend II hybrid installation, including its battery. | |
| Hybrid project development and operationDevelopment And Operation | Developed and operates the Tailem Bend II hybrid project containing the operating battery. | |
| Proposed asset management in 2022Development And Asset Management | The 2022 application proposed appointing Vena Energy Services (Australia) as asset manager for Tailem Bend II. | |
| Historical Singapore holding structureDevelopment And Sponsor Context | The 2022 application places this company above the Australian holding company and trust. |
Supplier registration
Contact page onlyHow suppliers get onto this project's radar: its standing register, supplier portal or contact route.
Commercial enquiries can be directed through the operator’s Australian contact page. The published form provides an initial point of contact for business engagement.
Vena Energy’s Australian portfolio contact; this route covers general company enquiries and is not specific supplier registration for the Tailem Bend II battery.
SourceChecked 28 Oct 2026
Capacity history
Recorded project capacity figures. Future-dated changes are shown but are not used as current capacity.
| Effective | Capacity type | Capacity | Source |
|---|---|---|---|
| 1 Dec 2022 | Consented capacity | 41.5 MW | ESCOSA — licensed battery export power, distinct from inverter nameplate capacity |